Unifacial tool

Thank you for helping us expand this topic!
Simply begin typing or use the editing tools above to add to this article.
Once you are finished and click submit, your modifications will be sent to our editors for review.

Ads by Google

This topic is discussed in the following articles:

development of flake tool

...a manner that a skillfully applied last blow would detach a large, preshaped flake directly usable as an implement; the core was discarded. Such a flake tool, with one flat surface, is known as a
unifacial tool because a single bevel forms the working edge. There are two principal kinds of flakes, points and scrapers. The former are roughly triangular, with two trimmed or sharp edges meeting...

Click anywhere inside the article to add text or insert superscripts, subscripts, and special characters.
You can also highlight a section and use the tools in this bar to modify existing content:

Add links to related Britannica articles!
You can double-click any word or highlight a word or phrase in the text below and then select an article from the search box.
Or, simply highlight a word or phrase in the article, then enter the article name or term you'd like to link to in the search box below, and select from the list of results.

Note: we do not allow links to external resources in editor.
Please click the Web sites link for this article to add citations for
external Web sites.